Every particle has a corresponding antiparticle
Indicate whether the statement is true or false
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Meteor showers result when asteroids collide and this debris showers the inner solar system
Indicate whether the statement is true or false
In essence, most of the extrasolar planets discovered to date have been found by
A) closely examining very high-resolution photographs of other star systems. B) observing a star carefully enough to notice that it is experiencing a gravitational tug caused by an unseen planet. C) identifying spectral lines that look like what we expect to see from a planet rather than a star. D) observing mini-eclipses of a star as an unseen planet passes in front of it.
What is the composition of the clouds of Venus?
A) Water, like Earth's clouds B) Frozen carbon dioxide, as on Mars C) A combination of ammonia and methane, like Uranus D) Sulfur and sulfuric acid droplets E) Hydrogen sulfide and ammonia
The dark spot observed in the center of a Newton's rings pattern is attributed to which of the following?
a. polarization of light when reflected b. polarization of light when refracted c. phase shift of light when reflected d. phase shift of light when refracted